Hi.
Yes, Eventhough you belong to bc category obc certificate will be very useful for you in getting into good colleges through reservations and in some colleges you will be able to get scholarships of both central and state governments.

For more information about ts eamcet counselling please check the link below
https://www.google.com/amp/s/engineering.careers360.com/articles/ts-eamcet-counselling/amp a